# Fullriver DC335-6 · Boat battery 6V 335Ah 1,300A

![Fullriver DC335-6 · Boat battery 6V 335Ah 1,300A](https://bateriasonline.es/2495-home_default/fullriver-dc335-6.jpg)

> Fullriver DC335-6: 335 Ah boat battery, 1,300 A (EN), 295×178×365 mm, AGM. Compare sizes and equivalents; 14-day returns.

**Category:** [Marine and boat batteries](https://bateriasonline.es/en/marine-boat-batteries) → [Fullriver](https://bateriasonline.es/en/fullriver-batteries)

- **Canonical URL**: https://bateriasonline.es/en/fullriver-dc335-6
- **Language**: en
- **Brand**: Fullriver
- **Reference**: BOL-FULLRIVER-DC335-6
- **MPN**: DC335-6
- **Price**: 542,33 € (VAT incl., Spain)
- **Last updated**: 2026-10-27

## Technical specifications

| Feature | Value |
|---|---|
| Brand | Fullriver |
| Range | DC Series |
| Application | Boats |
| Technology | AGM |
| Voltage | 6 V |
| Capacity | 335 Ah |
| Cold cranking amps (EN) | 1300 A |
| Length | 295 mm |
| Width | 178 mm |
| Height | 365 mm |
| Weight | 47.8 kg |
| Terminal type | DTW |

## Quick description

The Fullriver DC335-6 is a boat battery with 6 V, 335 Ah and 1,300 A cold cranking current, measuring 295 × 178 × 365 mm.

## Description

## The Fullriver DC335-6 at a glance

The Fullriver DC335-6 is made for marine use. With 335 Ah, the DC335-6 suits boats that had a battery of that capacity.
The DC335-6 belongs to the Fullriver DC Series range. [See all Fullriver batteries](https://bateriasonline.es/en/fullriver-batteries)

## Equivalents and alternatives to the Fullriver DC335-6

We have no other battery with exactly the dimensions and polarity of the DC335-6. Browse the rest of our [marine and boat batteries](https://bateriasonline.es/en/marine-boat-batteries) to compare close options.

## Fullriver DC335-6 vs DC400-6 and DC250-6: differences

How the DC335-6 compares with Fullriver batteries of similar size and capacity:

| Model | Capacity | Cold cranking (EN) | Dimensions (mm) | Weight |
|---|---|---|---|---|
| Fullriver DC335-6 (this one) | 335 Ah | 1,300 A | 295 × 178 × 365 | 47.8 kg |
| Fullriver DC400-6 | 415 Ah | 1,500 A | 295 × 179 × 424 | 56 kg |
| Fullriver DC250-6 | 250 Ah | 960 A | 262 × 181 × 283 | 34.5 kg |

- Fullriver DC400-6: 80 Ah more, 200 A more cranking power, a different case (295 × 179 × 424 mm).
- Fullriver DC250-6: 85 Ah less, 340 A less cranking power, a different case (262 × 181 × 283 mm).

## What it means that the DC335-6 is AGM

Inside, the DC335-6 has glass fibre separators (AGM) that hold the electrolyte. The DC335-6 needs a charger with an AGM mode that does not exceed 14.7 V.

## Before ordering the DC335-6, check this

- Measure the space: the DC335-6 takes up 295 × 178 × 365 mm.
- With 335 Ah, the DC335-6 replaces an original battery of that capacity or slightly less.
- Check the EN amps on your battery: if it says 1,300 A or less, the DC335-6 covers your engine.

## Part numbers and codes for the Fullriver DC335-6

This is how the Fullriver DC335-6 appears on the label and in parts catalogues:

| Commercial reference | DC335-6 |
|---|---|
| Terminal type | DTW |

## Frequently asked questions about the Fullriver DC335-6

### DC335-6 or DC400-6: which one suits me?

Compared with the DC335-6, the Fullriver DC400-6 has 80 Ah more and 200 A more cranking power. If your current battery says 1,500 A or more, choose the DC400-6; if it says 1,300 A or less, the DC335-6 is enough. Mind the space: the DC400-6 measures 295 × 179 × 424 mm.

### How much does the Fullriver DC335-6 weigh?

47.8 kg, with 335 Ah of capacity. For reference, the Fullriver DC400-6 (415 Ah) weighs 56 kg.

### Can the Fullriver DC335-6 be used for starting and service at the same time?

Only if it is dual purpose. A starter battery is not built for deep discharge, and a service battery does not deliver the current peak the engine asks for.

## More batteries to compare with the DC335-6

- [All marine and boat batteries](https://bateriasonline.es/en/marine-boat-batteries)
- [The whole Fullriver range](https://bateriasonline.es/en/fullriver-batteries)
- [Fullriver DC1150-2](https://bateriasonline.es/en/fullriver-dc1150-2) · 1,150 Ah, 4,500 A, 295×179×411 mm

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*bateriasonline.es — Batteries and accessories · 2026-11-10*